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/*

 * TPM configuration

 *

 * Copyright (C) 2011-2013 IBM Corporation

 *

 * Authors:

 *  Stefan Berger    <stefanb@us.ibm.com>

 *

 * This work is licensed under the terms of the GNU GPL, version 2 or later.

 * See the COPYING file in the top-level directory.

 */

#ifndef TPM_TPM_INT_H

#define TPM_TPM_INT_H

#include "exec/memory.h"

#include "tpm_tis.h"

/* overall state of the TPM interface */

struct TPMState {

    ISADevice busdev;

    MemoryRegion mmio;

    union {

        TPMTISEmuState tis;

    } s;

    uint8_t     locty_number;

    TPMLocality *locty_data;

    char *backend;

    TPMBackend *be_driver;

};

#define TPM(obj) OBJECT_CHECK(TPMState, (obj), TYPE_TPM_TIS)

struct tpm_req_hdr {

    uint16_t tag;

    uint32_t len;

    uint32_t ordinal;

} QEMU_PACKED;

struct tpm_resp_hdr {

    uint16_t tag;

    uint32_t len;

    uint32_t errcode;

} QEMU_PACKED;

#define TPM_TAG_RQU_COMMAND       0xc1

#define TPM_TAG_RQU_AUTH1_COMMAND 0xc2

#define TPM_TAG_RQU_AUTH2_COMMAND 0xc3

#define TPM_TAG_RSP_COMMAND       0xc4

#define TPM_TAG_RSP_AUTH1_COMMAND 0xc5

#define TPM_TAG_RSP_AUTH2_COMMAND 0xc6

#define TPM_FAIL                  9

#define TPM_ORD_GetTicks          0xf1

#endif /* TPM_TPM_INT_H */